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Knorr-Bremse Four Circuit Prot. Valve K011255
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K011255, K 01 12 55, K.01.12.55
Product Overview
The Knorr-Bremse Four Circuit Protection Valve K011255 is a vital component in modern air brake systems for commercial vehicles. Its primary function is to distribute and regulate compressed air across four independent circuits, ensuring that system stability and safety are maintained even in the event of pressure loss in one or more lines. Designed with precision and built to Knorr-Bremse’s exacting standards, this valve guarantees optimal system pressure control and fault tolerance in demanding operating conditions.
Key Features
- OEM Part Number: K011255
- Function: Distributes and maintains air pressure across four braking circuits
- Design: Compact aluminum alloy body with anti-corrosion treatment
- Inlet and Outlet Ports: Standard air brake port configurations
- Features: Integrated pressure protection, unloading valve, and circuit priority logic
- Application: Suitable for EBS and conventional air brake systems
- Certifications: Compliant with ISO/TS 16949 and ECE R13 standards
- Country of Origin: Germany
What’s Included in the Kit
- 1 x Knorr-Bremse Four Circuit Protection Valve (Part No. K011255)
- Protective caps or plugs on ports (as applicable)
- Mounting instructions or technical documentation (available upon request)
- Manufacturer identification label with QR/barcode
Wholesale Buyer Benefits
- Bulk order discounts and price tiering for fleet buyers and resellers
- Ready stock available at AAA Trading’s Dubai facility
- Assistance with custom documentation for export markets
- Consolidation of multi-brand parts for reduced shipping costs
- Dedicated B2B support and reorder facilitation
Applications and Compatibility
The K011255 Four Circuit Protection Valve is designed for use in:
- Heavy-duty trucks and buses equipped with pneumatic brake systems
- Trailers and semi-trailers with air brake and auxiliary systems
- Vehicles requiring separate management of service, emergency, auxiliary, and parking brake circuits
- Compatible with air brake systems from MAN, Scania, Mercedes-Benz, Volvo, Renault, Iveco, and others
Please verify specific fitment through OEM catalogs or by consulting AAA Trading’s technical team.
Warranty and Product Authenticity
- 12-month limited manufacturer’s warranty
- 100% authentic Knorr-Bremse product with traceable lot number
- Delivered in original sealed packaging with factory markings
- Backed by AAA Trading’s product authenticity assurance policy
Why Choose AAA Trading Dubai
- Authorized distributor of European commercial vehicle parts
- Headquartered in Dubai with regional and global shipping capabilities
- Expertise in brake system components and application matching
- Competitive pricing, rapid turnaround, and professional customer service
- Trusted by service centers, fleets, and parts resellers across the Middle East, Africa, and Asia
Shipping & Delivery
Shipping & Delivery Policy
Shipping & Delivery Policy
At Triple A Trading, we are committed to fast, reliable shipping to ensure our clients receive their automotive spare parts without unnecessary delays. We are a registered business in Dubai, United Arab Emirates. For more information about business registration, please visit the Dubai Trade Portal.
Order Processing Time
All orders are processed within 1-3 business days following payment confirmation. You'll receive a notification once your order has been dispatched.
Shipping Options & Delivery Timeframes
- Standard Shipping – Delivered within 5-7 business days
- Expedited Shipping – Delivered within 3-5 business days
- Express Shipping – Delivered within 1-3 business days
Shipping Costs
Shipping rates are calculated based on your order’s weight and destination. The total shipping cost will be clearly displayed at checkout before finalizing your order.
International Shipping
We proudly serve customers across Africa, Europe, Asia, and the Middle East. Please note that international shipments may be subject to customs duties and taxes, which are the customer’s responsibility.
Triple A Trading works diligently to ensure smooth cross-border deliveries, minimizing delays due to customs or political complications. For more details, please refer to the Dubai Customs official website.
Order Tracking
Once your order ships, you'll receive a tracking number via email, which can be used to monitor the shipment through the carrier's website.
Delivery Issues
If you experience any issues with your delivery, such as delays or missing items, please contact our customer service team:
- Email: sales@triple-a-trading.com
- Phone: +971 50 443 1871
We’re here to assist you and ensure your order is resolved quickly and efficiently.
Thank you for choosing Triple A Trading – Your trusted source for quality automotive spare parts, delivered with speed and care.
Frequently Asked Questions (FAQ)
Frequently Asked Questions (FAQs)
What is the Knorr-Bremse Four-Circuit Protection Valve K011255 used for?
The Knorr-Bremse K011255 four-circuit protection valve is designed to distribute and protect compressed air in commercial vehicle brake systems. It ensures that failure in one circuit does not affect the performance of the others, maintaining safe operation of essential vehicle systems.Which vehicles is the K011255 valve compatible with?
This valve is commonly used in European trucks and buses, including models from MAN, Volvo, Mercedes-Benz, and IVECO. Always verify compatibility using the OE number or consult our technical team with vehicle details.Is K011255 an original Knorr-Bremse component?
Yes, this is a 100% original Knorr-Bremse product. We supply parts directly from certified distribution networks, ensuring authenticity and warranty protection.Can I order the K011255 valve in bulk at wholesale pricing?
Yes, bulk ordering options with discounted wholesale pricing are available. Please email us at sales@triple-a-trading.com with your quantity and delivery location for a custom quote.Are there any OE or cross-reference numbers for this part?
Primary reference: K011255. Other equivalent numbers may be available depending on vehicle manufacturer or brake system design. Contact us for assistance in cross-referencing with your current part number.Do you provide global shipping for this valve?
Yes, we offer worldwide shipping from our warehouse in Dubai. We partner with reputable freight carriers to ensure fast and secure delivery, along with full export documentation support.What is the average lead time for delivery of bulk orders?
Standard lead time is 2–5 business days depending on order volume and destination. Expedited options are available for urgent shipments.Is there a warranty on the Knorr-Bremse K011255 valve?
Yes, we provide a 12-month warranty against manufacturing defects. Warranty applies only if the valve is installed correctly and used under normal operating conditions.Do you offer technical support or installation assistance?
Yes, our technical team can assist with installation guidance, torque settings, and circuit setup verification to ensure the part integrates correctly into your braking system.How do I verify the authenticity of the K011255 protection valve?
All genuine Knorr-Bremse parts come with a unique serial number and/or QR code for verification via the manufacturer’s platform. We can also provide documentation to confirm origin upon request.Related products
Knorr Bremse Four Circuit Protection Valve K002435N50 – Mercedes
K002435N50, K 002 435 N50, K.002.435.N50
Buy Wholesale Knorr Bremse Four Circuit Protection Valve K002435N50 - Mercedes Online. The Knorr Bremse Four Circuit Protection Valve K002435N50 is an essential component designed for ensuring optimal safety and efficiency in Mercedes vehicles. Engineered by Knorr Bremse, a renowned leader in the field of braking systems, this protection valve guarantees precise control over the vehicle's braking circuits, enhancing overall performance and reliability. Its robust construction and advanced technology make it an indispensable part of the braking system, providing drivers with peace of mind and confidence on the road.Technical Specifications:
Manufacturer: Knorr Bremse Model: K002435N50 Application: Mercedes vehicles Function: Four circuit protection valve for braking systems Construction: Robust and durable design Compatibility: Designed specifically for Mercedes models Performance: Ensures precise control and safety in braking circuits Reliability: Trusted by automotive professionals for its dependability Compliance: Meets stringent industry standards for quality and safety Installation: Compatible with standard braking system configurations Maintenance: Low maintenance requirements for long-term usability Warranty: Backed by Knorr Bremse's warranty for added assurancePart Number:
Brand: Knorrnorr Bremse Category: Brake System Sub-Category: Brake System Description: Protection Valve Part Number 1: K002435N50 Compatible with: Mercedes MERCEDES OE Number: 0034319706
Knorr-Bremse Four Circuit Prot. Valve II37460N00
II37460N00, I I37 460 N00, I.I37.460.N00
Product Overview
The Knorr-Bremse Four Circuit Protection Valve II37460N00 is a high-performance air distribution and safety component engineered to regulate and protect multiple air brake circuits in heavy-duty commercial vehicles. It divides the air supply into four independently controlled circuits—typically service front, service rear, parking, and auxiliary systems—while ensuring pressure balance and circuit isolation in the event of a failure. Trusted by vehicle OEMs worldwide, this valve delivers optimal reliability and safety compliance.Key Features
- OEM Part Number: II37460N00
- Function: Regulates and protects 4 pneumatic brake circuits
- Standard pressure release threshold: 6.5–8.5 bar (configurable)
- Integrated non-return valves and pressure limiting features
- High-grade aluminum alloy body with corrosion-resistant finish
- Compact, modular design for direct chassis or frame installation
- Air ports conform to ISO 7628 / DIN 74324 standards
- Factory-tested for leak-tightness and functional response
- Complies with ECE R13 and international brake safety regulations
- Country of Origin: Germany
What’s Included in the Kit
- 1 x Knorr-Bremse Four Circuit Protection Valve II37460N00
- Sealed in OEM box with part label and traceable serial number
- Mounting and air port diagram included (digital copy on request)
- Ready-to-install, no additional accessories required
Wholesale Buyer Benefits
- Attractive bulk pricing through AAA Trading Dubai
- Fast availability from UAE stock for GCC and global shipments
- Support for cross-referencing older valve part numbers
- Dedicated commercial support for tenders and fleet orders
- Flexible packaging and logistics for export orders
Applications and Compatibility
The II37460N00 is compatible with:- Commercial trucks, buses, and trailers with air brake systems
- Used in OEM builds from Mercedes-Benz, MAN, Scania, Volvo, Renault, DAF, and Iveco
- Ideal for aftermarket replacement of Knorr-Bremse and other equivalent valves
- Suitable for both rigid and articulated commercial vehicles
Warranty and Product Authenticity
- 12-month limited warranty from Knorr-Bremse
- 100% genuine and traceable OEM component
- Meets or exceeds all relevant OE and international safety standards
- Sealed packaging with serial and batch control
Why Choose AAA Trading Dubai
- Authorized distributor of genuine Knorr-Bremse pneumatic components
- Strong inventory position in brake valves, dryers, and air modules
- Strategic logistics hub in Dubai for fast export across regions
- Technical guidance and customer-focused after-sales support
- Serving fleets, workshops, and parts distributors across Middle East, Africa, and South Asia
Knorr-Bremse Caliper – Rationalized K003809
K003809, K 003 809, K.003.809
Product Overview
The Knorr-Bremse K003809 is a rationalized disc brake caliper designed for commercial vehicle air disc braking systems. Engineered with durability and maintenance efficiency in mind, this caliper features Knorr-Bremse's advanced brake technology to ensure consistent braking performance, reliability, and extended service life. Ideal for fleet applications, the K003809 is a cost-effective replacement caliper compatible with a wide range of truck and trailer systems.Key Features
- Manufacturer: Knorr-Bremse
- Part Number: K003809
- Type: Rationalized Caliper (Air Disc Brake)
- Durable cast housing for heavy-duty applications
- Integrated wear indicators and pad retaining system
- Designed for quick service and reduced downtime
- Compatible with SB/SN/SK-type caliper mounting systems
What’s Included
- 1 x Knorr-Bremse Caliper – K003809 (Rationalized Unit)
- Fitted guide sleeve and hardware (model dependent)
Wholesale Buyer Benefits
- OEM-quality caliper for commercial brake system refurbishments
- Available in large volumes for fleets, workshops, and distributors
- Backed by AAA Trading Dubai’s export expertise
- Compatible with multiple OE and reman platforms
Applications and Compatibility
The Knorr-Bremse K003809 caliper is suitable for use in:- Heavy-duty trucks and trailers
- Bus and coach applications
- Compatible with various axle configurations (verify model)
- Cross Reference: KNORR-BREMSE SB7, SN6, and similar caliper families
Warranty and Product Authenticity
- 100% Genuine Knorr-Bremse component
- Supplied in original manufacturer packaging
- 12-month limited warranty (terms apply)
Why Choose AAA Trading Dubai
- Direct distributor of Knorr-Bremse and commercial braking parts
- VIN/OE support and technical matching for fleet applications
- Bulk-ready logistics and shipping support to all regions
- Trusted by workshops and OEM rebuilders across MENA and Europe
Knorr-Bremse EBS Two Channel Module K020024N50
K020024N50, K 020 024 N50, K.020.024.N50
Buy Wholesale Knorr-Bremse EBS Two Channel Module K020024N50 Online. The Knorr-Bremse EBS Two Channel Module K020024N50 is an essential component in modern commercial vehicle braking systems, designed to ensure optimal safety and performance. With its advanced technology and precision engineering, this module effectively controls the braking force exerted on each wheel independently, enhancing stability and control, especially in challenging road conditions. Whether navigating steep descents or sudden stops, this module provides reliable braking assistance, contributing to driver confidence and vehicle safety.Technical Specifications:
Manufacturer: Knorr-Bremse Model: EBS Two Channel Module K020024N50 Channels: Two Compatibility: Compatible with Knorr-Bremse Electronic Braking Systems (EBS) Functionality: Controls braking force on each wheel independently Safety Features: Enhances stability and control, especially in challenging road conditions Dimensions: (L x W x H) - Specific dimensions provided by the manufacturer Weight: Specific weight provided by the manufacturer Certification: Meets industry safety standards and regulations Operating Temperature Range: Specific range provided by the manufacturer Voltage: Specific voltage requirements provided by the manufacturer Communication Protocol: Compatible with standard vehicle communication protocols Warranty: Specific warranty terms provided by the manufacturerPart Number:
Description: EBS Two Channel Module Part Number: K020024N50
Knorr-Bremse EBS Two Channel Module 0486204025N50
0486204025N50, 0 486 204 025 N50, 0.486.204.025.N50
Buy Wholesale Knorr-Bremse EBS Two Channel Module 0486204025N50 Online. The Knorr-Bremse EBS Two Channel Module 0486204025N50 is a vital component within the Knorr-Bremse Electronic Braking System (EBS), designed to ensure optimal control and safety in commercial vehicles.Technical Specifications:
Model Number: 0486204025N50 System Type: Electronic Braking System (EBS) Channel Configuration: Two-channel Manufacturer: Knorr-Bremse, a leading provider of braking systems for rail and commercial vehicles Part Number: 0486204025N50 Application: Primarily designed for use in heavy-duty trucks, buses, and trailers Features: Precise control of braking pressure for each wheel independently Enhanced vehicle stability and control, especially during emergency maneuvers Compatibility with various vehicle configurations and braking setups Robust construction for reliable performance in demanding operating conditions Seamless integration with other components of the Knorr-Bremse EBS ecosystem Dimensions: Specific dimensions depend on the vehicle's installation requirements Certifications: Compliant with relevant industry standards and regulations for braking systems in commercial vehiclesPart Number:
Description: EBS Two Channel Module Part Number: 0486204025N50
Knorr-Bremse Spring Brake (S-Cam) II37278
II37278, I I3 72 78, I.I3.72.78
Product Overview
The Knorr-Bremse Spring Brake Chamber II37278 is a robust, dual-diaphragm actuator designed for S-Cam air braking systems in heavy-duty trucks and trailers. This component combines service and emergency braking functions, using spring force to apply parking brakes and air pressure to release them. Manufactured to original equipment standards, it ensures safety, reliability, and compliance with international brake regulations.Key Features
- OEM Part Number: II37278
- Function: Spring brake chamber for S-Cam braking systems
- Dual-chamber design: Service and parking/emergency brake in one unit
- High-tensile steel construction with corrosion-resistant coating
- Clamp-band type for easy maintenance and diaphragm replacement
- Stroke length: Typically 2.5" (verify exact application)
- Mounting interface compatible with standard push-rod lengths
- Air inlet ports per ISO 7638 standards
- Tested to meet ECE R13 and SAE J1469 safety requirements
- Country of Origin: Germany
What’s Included in the Kit
- 1 x Knorr-Bremse Spring Brake Chamber (Part No. II37278)
- Factory-sealed OEM packaging with part number label
- Pre-assembled push-rod and return spring (as applicable)
- Safety instructions and technical data sheet available on request
Wholesale Buyer Benefits
- Bulk pricing and stock availability at AAA Trading’s Dubai facility
- Support for fleet maintenance contracts and resellers
- Expert advice on brake system compatibility and installation
- Efficient handling of LCL and FCL shipments worldwide
- Access to Knorr-Bremse product catalog and cross-reference data
Applications and Compatibility
The II37278 Spring Brake is suitable for:- Heavy-duty trucks and trailers using S-Cam drum brake systems
- Vehicles from OEMs such as DAF, MAN, Volvo, Mercedes-Benz, Renault, and Scania
- Standard axle configurations on semi-trailers, tippers, and rigid trucks
- Aftermarket replacements or OEM-specified installations
Warranty and Product Authenticity
- 12-month limited manufacturer's warranty
- 100% genuine Knorr-Bremse component
- Supplied in original packaging with traceable batch code
- Conforms to OE quality and international safety standards
Why Choose AAA Trading Dubai
- Trusted supplier of genuine Knorr-Bremse parts in the Middle East and Africa
- Extensive inventory of braking, pneumatic, and suspension components
- Based in Dubai for strategic export and regional distribution
- Responsive customer support for technical and procurement needs
- Serving workshops, fleets, and trade partners with professionalism and speed
Knorr-Bremse EBS One Channel Module 0486203023N50
0486203023N50, 0 486 203 023 N50, 0.486.203.023.N50
Product Overview
The Knorr-Bremse EBS One Channel Module 0486203023N50 is a critical component in electronically controlled braking systems (EBS) for heavy-duty commercial vehicles. Engineered for precision and rapid response, this module controls braking pressure electronically on individual wheel ends, ensuring enhanced safety, improved braking stability, and reduced stopping distances. Built with Knorr-Bremse’s leading-edge technology, this one-channel modulator is an integral part of modern trailer and truck EBS architectures.Key Features
- OEM Part Number: 0486203023N50
- Function: Electronic modulation of brake pressure on a single axle or wheel
- Technology: Digital signal interface with integrated diagnostics
- Design: Compact, vibration-resistant aluminum housing with factory-sealed electronics
- Voltage: 24V DC system compatibility
- Communication: Compatible with ISO CAN protocols for vehicle networks
- Integrated Safety: Fail-safe design with fallback modes
- Approvals: Compliant with ISO 26262, ECE R13, and automotive EMC standards
- Country of Origin: Germany
What’s Included in the Kit
- 1 x Knorr-Bremse EBS One Channel Module (Part No. 0486203023N50)
- Factory-fitted connector plug (pre-attached or included)
- Mounting instructions or technical drawing (available upon request)
- OEM packaging with barcode and part identification
Wholesale Buyer Benefits
- Competitive pricing for distributors, fleets, and OEM suppliers
- Rapid dispatch from AAA Trading’s Dubai warehouse
- Support for bulk or containerized shipments with consolidated invoicing
- Documentation for tenders, re-exports, and customs clearance
- Dedicated technical support and reordering service for repeat clients
Applications and Compatibility
The 0486203023N50 EBS Module is typically installed in:- Heavy-duty trailers with electronically controlled braking systems (EBS)
- Semi-trailers and tankers equipped with Knorr-Bremse EBS Gen 2/Gen 3
- Commercial fleets using advanced telematics and load-sensing brake control
- Compatible with truck OEMs including Mercedes-Benz, Volvo, DAF, and Scania (depending on system version)
Warranty and Product Authenticity
- 12-month limited manufacturer warranty
- 100% genuine Knorr-Bremse component, batch-traceable
- Delivered in original packaging with factory label and barcode
- Certification available upon request for large-scale or government tenders
Why Choose AAA Trading Dubai
- Leading supplier of authentic European truck and trailer components
- Warehouse and logistics center in Dubai for efficient global dispatch
- Technical expertise in EBS, ABS, pneumatic, and braking systems
- Professional support for workshops, resellers, and fleet operators
- Trusted by clients across the Middle East, Africa, and South Asia
Knorr-Bremse EBS Electronic Control Unit 0486106312N50
0486106312N50, 0 486 106 312 N50, 0.486.106.312.N50
Buy Wholesale Knorr-Bremse EBS Electronic Control Unit 0486106312N50 Online. The Knorr-Bremse EBS Two Channel Module 0486204017N50 is a vital component in modern vehicle braking systems, designed to ensure optimal performance and safety. This module integrates seamlessly within Electronic Braking Systems (EBS), providing precise control over braking functions. Its advanced technology enables efficient management of brake pressure distribution across two channels, enhancing stability and responsiveness during braking maneuvers.Technical Specifications:
Model Number: 0486204017N50 Type: Two Channel Module Manufacturer: Knorr-Bremse Compatibility: Compatible with Electronic Braking Systems (EBS) Channels: Two Brake Pressure Control: Enables precise control over brake pressure distribution Stability Enhancement: Enhances vehicle stability during braking maneuvers Safety Features: Ensures optimal braking performance and safety Integration: Seamlessly integrates with vehicle braking systems Reliability: Built for durability and reliability in various operating conditions Dimensions: Specific dimensions available upon request Certifications: Compliant with relevant industry standards and regulationsPart Number:
Description: EBS Electronic Control Unit Part Number: 0486106312N50
Knorr-Bremse EBS Foot Brake Module K039530N50
K039530N50, K 039 530 N50, K.039.530.N50
Buy Wholesale Knorr-Bremse EBS Foot Brake Module K039530N50 Online. The Knorr-Bremse EBS Foot Brake Module K039530N50 is a crucial component within Knorr-Bremse's Electronic Brake System (EBS) lineup, designed to ensure optimal braking performance and safety in commercial vehicles.Technical Specifications:
Model: K039530N50 Manufacturer: Knorr-Bremse Function: Foot Brake Module for Electronic Brake System (EBS) Compatibility: Compatible with various commercial vehicles Integration: Designed for seamless integration into the vehicle's braking system Materials: High-quality materials for durability and reliability Control: Precise control over braking pressure for enhanced safety and stability Features: Incorporates advanced technology for efficient braking response and vehicle control Certification: Compliant with industry standards for safety and performance Dimensions: Compact design for easy installation and space-saving Maintenance: Low maintenance requirements for cost-effectiveness and reliability Environment: Designed to operate effectively in various environmental conditions Warranty: Backed by Knorr-Bremse's warranty and support services.Part Number:
Description: EBS Foot Brake Module Part Number: K039530N50
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